Adsorptive potential of 2-mercaptobenzimidazole-immobilized organophilic hydrotalcite for Mercury(II) ions from aqueous phase and its kinetic and equilibrium profiles

Water, Air, and Soil Pollution

Volumn 196, Issue 1-4, 2009, Pages 127-139

  Anirudhan, T S ^a   Suchithra, P S ^a   Divya, L ^a  

^a UNIVERSITY OF KERALA   (India)

Author keywords

2 Mercaptobenzimidazole; Desorption; Hg(II) adsorption; Isotherm; Kinetics; Mass transfer model; Organophilic hydrotalcite

Indexed keywords

2-MERCAPTOBENZIMIDAZOLE; ADSORBENT DOSES; ADSORPTION KINETICS; ADSORPTION MECHANISMS; AQUEOUS PHASE; AQUEOUS SOLUTIONS; CALCINED HYDROTALCITE; CHELATING AGENTS; CONTACT TIMES; EQUILIBRIUM CONDITIONS; EQUILIBRIUM PROFILES; EXTERNAL-; FIRST ORDERS; FREUNDLICH; FREUNDLICH ISOTHERM EQUATIONS; HG IONS; HG(II) ADSORPTION; HIGH LOADINGS; INITIAL CONCENTRATIONS; INTRAPARTICLE DIFFUSIONS; ISOTHERM DATUMS; LANGMUIR; MASS TRANSFER MODEL; MAXIMUM VALUES; METAL ION CONCENTRATIONS; MIXING CONDITIONS; ORGANOPHILIC HYDROTALCITE; PETERSON; PH RANGES; POTENTIOMETRIC TITRATIONS; SODIUM DODECYL BENZENE SULPHONATE; SURFACE AREA ANALYSES; THREE PARAMETERS; TWO PARAMETERS;

ALKALINITY; ANIONIC SURFACTANTS; CALCINATION; CHELATION; CHEMICALS REMOVAL (WATER TREATMENT); DESORPTION; DIFFUSION; DYES; FOURIER TRANSFORM INFRARED SPECTROSCOPY; IONIC STRENGTH; IONS; ISOTHERMS; MASS TRANSFER; MERCURY (METAL); MERCURY COMPOUNDS; METAL IONS; METAL RECOVERY; PH EFFECTS; SURFACE ACTIVE AGENTS; TITRATION; VOLUMETRIC ANALYSIS; WASTEWATER;

ADSORPTION;

ADSORPTION; AQUEOUS SOLUTION; CATION; CHELATING AGENT; DESORPTION; DIFFUSION; EQUILIBRIUM; HYDROCHLORIC ACID; IMMOBILIZATION; ISOTHERM; MASS TRANSFER; MERCURY (ELEMENT); ORGANIC COMPOUND; PH; POLLUTANT REMOVAL; REACTION KINETICS;

EID: 58149470832     PISSN: 00496979     EISSN: 15732932     Source Type: Journal    
DOI: 10.1007/s11270-008-9762-4     Document Type: Article

References (25)

1. American Public Health Association (APHA) (1992). Standard methods for the examination of water and wastewater (18th ed.). Washington DC: APHA, AWWA, WEF.
2. T. S. Anirudhan P. S. Suchithra 2007 Adsorptive characteristics of tannin removal from aqueous solutions and coir industry effluents using calcined and uncalcined hydrotalcites Industrial & Engineering Chemistry Research 46 4606 4613
3. M. H. Ansari A. M. Deshkar P. S. Kelkar D. M. Dharmadhikari M. Z. Hasan R. Paramasivam 1999 Mercury removal from wastewater by steamed roof powder Water Science and Technology 40 109 116
4. L. N. H. Arakaki G. F. Maria C. S. F. Edson A. P. M. Alves S. S. Kaline A. L. P. Silva 2006 Extraction of Pb(II),Cd(II), and Hg(II) from aqueous solution by nitrogen and thiol functionality grafted to silica gel measured by calorimetry Thermochimica Acta 450 12 15
5. A. K. Bhattacharya C. Venkobachor 1984 Removal of Cd(II) by low cost adsorbents Journal of Environmental Engineering 110 110 122
6. L. Chatelet J. Y. Bottero J. Yvon A. Bouchelagham 1996 Competition between monovalent and divalent anions for calcined and uncalcined hydrotaclite: anion exchange and adsorption sites Colloids and Surfaces A. Physiochem Engineering Aspects 111 167 175
7. B. Dousova V. Machovic D. Kolousek F. Kovanda V. Dornicak 2003 Sorption of As(V) species from aqueous systems Water, Air, and Soil Pollution 149 251 267
8. T. G. Gebremedhin-Haile M. T. Olguin M. S. Solache-Rios 2003 Removal of mercury ions from mixed aqueous metal solutions by natural and modified zeolite minerals Water, Air, and Soil Pollution 148 179 200
9. R. Herrero P. Lodeiro C. R. Castro T. Vilarino M. E. S. Vicente 2005 Removal of inorganic mercury from aqueous solutions by biomass of the marine macroalga Cystoseira baccata Water Research 39 3199 3202
10. 3 hydrotalcite-like compounds during heat treatment Clays and Clay Minerals 43 427 432
11. 2 on a synthetic hydrotalcite Chemistry of Materials 16 4135 4143
12. Indian Standard Institution (ISI) (1991). Drinking Water Specifications. IS 10500.
13. W. R. Knocke L. H. Hemphill 1981 Mercury(II) sorption by waste rubber Water Research 15 275 282
14. I. L. Lagadic M. K. Mitchell B. D. Payne 2001 Highly effective adsorption of heavy metal ions by a thiol-functionalized magnesium phyllosilicate clay Environmental Science & Technology 35 984 990
15. 3 hydrotalcite Water, Air, and Soil Pollution 146 127 139
16. G. N. Manju K. Anoop Krishnan V. P. Vinod T. S. Anirudhan 2002 An investigation into the sorption of heavy metals from wastewaters by polyacrylamide-grafted iron(III) oxide Journal of Hazardous Materials 91 221 238
17. D. M. Manohar K. A. Krishnan T. S. Anirudhan 2002 Removal of mercury (II) from aqueous solutions and chlor-alkali industry wastewater using 2 mercaptoben zimidazole clay Water Research 36 1609 1619
18. I. Pavlovic C. Barriga M. C. Hermosin J. Cornejo M. A. Ulibarr 2005 Adsorption of acidic pesticides 2,4-D, clopyratid and picloram on calcined hydrotalcite Applied Clay Science 30 125 133
19. R. G. Pearson 1988 Absolute electronegativity and hardness: Application to Inorganic-Chemistry Inorganic Chemistry 27 734 740
20. Rump, H. H., & Krist, H. (1992). Laboratory manual for the examination of water, wastewater and soil. Weinheim: VCH.
21. J. A. Schwarz C. T. Driscoll A. K. Bhanot 1984 The zero point charge of silica alumina oxide suspension Journal of Colloid and Interface Science 97 55 61
22. 2+ ions on a natural bentonite clay Journal of Colloid and Interface Science 300 447 452
23. 2+ adsorption Adsorption 9 165 175
24. W. J. Weber J. C. J. Morris 1963 Kinetics of adsorption on carbon from solutions Journal of the Sanitary Engineering Division. Proceedings of the American Society of Civil Engineers 89 31 39
25. Y. Zhang J. Chen X. Yan Q. Feng 2007 Equilibrium and kinetic studies on adsorption of Cu(II) from aqueous solutions onto a graft copolymer of cross-linked starch/ acrylonitrile (CLSAGCP) The Journal of Chemical Thermodynamics 39 862 865